Which statement is true about the lengths of the sides? O Each side has a different length.
OTwo sides have the same length, which is less than the
length of the third side.
O The three sides have the same length.
O The sum of the lengths of two sides is equal to the
length of the third side.

C. The three sides have the same length

Step-by-step explanation:

Since it is an equilateral triangle, it will have three same sides.

Equilateral Triangle:

An equilateral triangle is a triangle having all the angle and sides equal.

a. 74 degrees

step-by-step explanation:

because the lines through the side and the box in the corners shows that these are congruent triangles and since they are mirrored the 37 degrees is also mirrored so the answer is 37 * 2 which is 74.